package com.zhledu.algorithm;

import java.util.Scanner;

public class WeightCal {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        double h = scanner.nextDouble();
        int sex = scanner.nextInt();
        double rw = scanner.nextDouble();

        double sw = (h - 105) * 0.9;
        if (sex == 0) {
            sw -= 2.5;
        } else if (sex == 1) {
            sw = sw;
        } else {
            return;
        }
        double r = (rw - sw) / sw;

        if (r >= -1 * 0.1 && r <= 0.1) {
            System.out.println("正常");
        } else if (r < -1 * 0.1) {
            System.out.println("偏瘦");
        } else {
            System.out.println("肥胖");
        }

    }
}
